@color:rgba(192, 225, 235, 0.801);
@solid:1px gray;
.border{
    box-shadow: 0 0 @solid @color;
}
.Header{
    .border();
    // padding: 8px;
    background-color: @color;
    .H_p{
        padding: 4px;
        margin: 4px;
        .border();
        &:hover{
            background-color: aquamarine;
        }
    }
    .H_one{
        text-align: right;
        height: 40px;
        line-height: 40px;
        padding: 0 20px;
        b{
            padding-left: 20px;
            cursor: pointer;
            transition: all .5s;
            &:hover{
                text-shadow: 0 0 2px yellow;
                background-color: @color;
            }
        }
    }
    .H_two{
        text-align: right;
        height: 30px;
        line-height: 30px;
        padding:  0 20px;
        border-top: 1px solid yellow;
    }
    .H_title{
        text-align: center;
        position: relative;
        &::after{
            position:absolute;
            content: '';
            left: 43px;
            bottom: -8px;
            border-top: 9px solid @color;
            border-left: 12px solid transparent;
            border-right: 12px solid transparent;
        }
    }
    .H_day{
        text-align: right;
        b{
            padding-left: 20px;
        }
    } 
}